Dental handpiece



FIG. 1 is a front elevation of a dental handpiece showing my new design;

FIG. 2 is right side elevation thereof showing broken lines to indicate the boundaries of the design;

FIG. 3 is a left side elevation thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a top perspective view thereof; and,

FIG. 7 is another top perspective view thereof showing broken lines to represent environment.

The broken lines shown in FIGS. 2 and 7 form no part of the claimed design. 

The ornamental design for a dental handpiece, as shown and described. 